1. What are the advantages of Parallel Query Processing?
2. What are the main system criteria for Parallel Query Processing?
3. When shouldn't you implement Parallel Query Processing?
4. What needs to be considered for determining the degree of parallelism in oracle server?
5. What is data skew?
6. What is done during the parallelization step in parallel query execution?
Wednesday, April 29, 2009
Distributed Database Questions
1. How does the distribution of data across multiple databases effect the normalization process?
2. What is a distributed database system?
3. What are the advantages and disadvantages of distributed databases?
4. What is concurrency control in relation to a distributed database system?
5. What is/are the main differences between distributed databases and non-distributed databases?
2. What is a distributed database system?
3. What are the advantages and disadvantages of distributed databases?
4. What is concurrency control in relation to a distributed database system?
5. What is/are the main differences between distributed databases and non-distributed databases?
Data Grid Questions
What are the three challenges data grids must overcome?
What are some examples of cloud computing platforms?
What does the map() function do?
What does the reduce() function do?
What are the problems with conventional relational databases in grid computing?
What is required of the data in order to parallelize processing?
What are some examples of cloud computing platforms?
What does the map() function do?
What does the reduce() function do?
What are the problems with conventional relational databases in grid computing?
What is required of the data in order to parallelize processing?
Tuesday, April 28, 2009
Project Submission
There was an error in the original document posted on the project submission. Please re-download this document to make sure you have the correct version.
Monday, April 27, 2009
Congrats 495 Students
Congratulations to the 495 students on such great research this semester. I hope those of you that attended enjoyed the presentations. Some very interesting work.
Final Project Submission
Final project submission information is available at:
http://cs.winona.edu/faculty/nanderson/485/FinalProjectSubmission.doc
Please note that this is due by 8AM next Monday and that no late work will be accepted for the final project. Of course, earlier submission is encouraged.
http://cs.winona.edu/faculty/nanderson/485/FinalProjectSubmission.doc
Please note that this is due by 8AM next Monday and that no late work will be accepted for the final project. Of course, earlier submission is encouraged.
Wednesday, April 22, 2009
Rochester CS Club Meeting
The CS club here in Rochester will be meeting at 3:00pm on Monday May 4th in SH 101. There will be officer elections and pizza. If you are interested in being involved in the club next year, please be there.
Tuesday, April 21, 2009
Sunday, April 19, 2009
Database is #2
Here is an article talking about the IT skills in highest demand right now:
http://www.networkworld.com/news/2009/040609-10-tech-skills.html?tc=car
http://www.networkworld.com/news/2009/040609-10-tech-skills.html?tc=car
Wednesday, April 15, 2009
Search Engine Questions
How does a search engine work?
What does it mean to parse a website when searching?
What data is stored by the search engine?
What is a metasearch and how does it work?
What does Search Engine Optimization do?
What does it mean to parse a website when searching?
What data is stored by the search engine?
What is a metasearch and how does it work?
What does Search Engine Optimization do?
Multimedia database questions
1. What is a multimedia database
2. Why use compression in a multimedia database
3. What are the two types of multimedia databases
4. What are the three layers for a multimedia database architecture
5. Name the three types of multimedia data queries
2. Why use compression in a multimedia database
3. What are the two types of multimedia databases
4. What are the three layers for a multimedia database architecture
5. Name the three types of multimedia data queries
DataMining Pres Questions...
Q) What is data mining?
Q) What hardware does data mining require?
Q) What is Genomic Databases used to find?
Q) What is an algorithm used in Genomic Databases?
Q) What is an ethical issue with data mining
Q) What is a solution to ethical problems of data mining on the net?
Q) What hardware does data mining require?
Q) What is Genomic Databases used to find?
Q) What is an algorithm used in Genomic Databases?
Q) What is an ethical issue with data mining
Q) What is a solution to ethical problems of data mining on the net?
Wednesday, April 8, 2009
Questions for Compression
Questions:
1. Briefly describe some of the core terms in compression.
2. What is the difference between lossy and lossless compression.
3. Huffman encoding chooses new bit representations for data, how does it assign the new representations?
4. Name and briefly describe an audio compression technique.
5. Name one of the modes of JPEG and describe it.
6. List some of the features brought by MPEG-2 over MPEG-1.
7. Describe the main concept introduced by MPEG-4.
8. What are some of the advantages of leaving data compressed in a database?
1. Briefly describe some of the core terms in compression.
2. What is the difference between lossy and lossless compression.
3. Huffman encoding chooses new bit representations for data, how does it assign the new representations?
4. Name and briefly describe an audio compression technique.
5. Name one of the modes of JPEG and describe it.
6. List some of the features brought by MPEG-2 over MPEG-1.
7. Describe the main concept introduced by MPEG-4.
8. What are some of the advantages of leaving data compressed in a database?
Mobile Database Management
1.Define some of the requirements of mobile database management
2.What are some of the limitations of the mobile database management
3.List some of the key applications of mobile databases management
4.What are some of the major database vendors offering these products
5.Type of mobile database architecture that are available
Note to Those Giving Presentations
If you are giving a presentation today, please don't forget to post your questions ASAP.
Wednesday, April 1, 2009
Questions for Today's Presentation
1. What is EDI?
2. Why use it?
3. How does it work?
4. What does it take to implement?
5. Who is using it?
2. Why use it?
3. How does it work?
4. What does it take to implement?
5. Who is using it?
What are the advantages of adding tiers?
Why does tiered architecture provide coupling, portability, and code-reuse?
What are the disadvantages of adding tiers?
What are the jobs of each tier?
What are the benefits of using a database in a multi-tiered architecture (vs. files)?
Questions for Tiered Software Presentation. Apr 1.
Why does tiered architecture provide coupling, portability, and code-reuse?
What are the disadvantages of adding tiers?
What are the jobs of each tier?
What are the benefits of using a database in a multi-tiered architecture (vs. files)?
Questions for Tiered Software Presentation. Apr 1.
Research Questions
You all should have submitted 5-7 questions, with answers, that you will address during your presentation as part of homework 5. Before you presentation, please post those questions (without answers) to the blog so other students can use them for note taking.
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